CoolVLViewer/indra/newview/app_settings/windlight/days/Default.xml

<llsd>
    <array>
        <array>
            <real>0</real>
            <string>A-12AM</string>
        </array>
        <array>
            <real>0.125</real>
            <string>A-3AM</string>
        </array>
        <array>
            <real>0.25</real>
            <string>A-6AM</string>
        </array>
        <array>
            <real>0.375</real>
            <string>A-9AM</string>
        </array>
        <array>
            <real>0.5</real>
            <string>A-12PM</string>
        </array>
        <array>
            <real>0.625</real>
            <string>A-3PM</string>
        </array>
        <array>
            <real>0.75</real>
            <string>A-6PM</string>
        </array>
        <array>
            <real>0.875</real>
            <string>A-9PM</string>
        </array>
    </array>
</llsd>